#include "iostream"
#include "string"

using namespace std;

const int N = 100010;

int n, m;
int a[N], b[N];

int main()
{
	scanf("%d%d",&n, &m);
	for(int i = 0; i < n; i++) scanf("%d", &a[i]);
	for(int i = 0; i < m; i++) scanf("%d", &b[i]);
	
	int i = 0, j = 0;
	while(i < n && j < m)
	{
		if(a[i] == b[j]) i++;
		j++;
	}
	if(i == n) puts("Yes");
	else puts("No");
}